//
//  Graphicswindow.h
//  视图
//
//  Created by liuchengming on 16/4/18.
//  Copyright © 2016年 liuchengming. All rights reserved.
//

#import "Txtwindow.h"

@interface Graphicswindow : Txtwindow


-(void)huasquare;
-(void)huatriangle;
-(void)huacircle;

@end
